updated readme with info from manpage

README.md

@@ -7,27 +7,39 @@ pb  provides  an  easy-to-use  interface  for  uploading images or piping output
 pastebin service. While it comes pre-configured with a  specific  pastebin,  the  service
 endpoint can be overridden.
 
-## Usage
+## Usage Examples
 
 ```bash
 pb scores.txt
+```
+
 Upload 'scores.txt' to the pastebin
 
+```bash
 echo 'Secret info' | pb
+```
+
 Upload piped output to the pastebin
 
+```bash
 find . -type f -name '*.js' -print | pb -f
-       Upload a list of files to the pastebin individually pb -s http://0x0.st scores.txt
-       Upload a file to a different pastebin endpoint
 ```
 
+Upload a list of javascript files to the pastebin individually
+
+```bash
+pb -s http://0x0.st scores.txt
+```
+
+Upload a file to a different pastebin endpoint
+
 ### Options
 
 ```bash
-  -h                        Show help
-  -v                        Show current version number
   -f                        Explicitly interpret stdin as filename
   -s server_address         Use alternative pastebin server address
+  -v                        Show current version number
+  -h                        Show help
 ```
 
 ### Install